Title:
HARVESTER FAN STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2022/141991
Kind Code:
A1
Abstract:
A harvester fan structure, comprising a fan shaft (1i), a plurality of support units, and a plurality of fan blades (2i). The support units are uniformly fixed on the fan shaft at intervals; the fan blades are fixed on the support units; each support unit comprises a plurality of fan blade supports (3i) which are sequentially bolted, fixed, and locked on the fan shaft in the circumferential direction of the fan shaft; the fan blades are respectively bolted and fixed on the fan blade supports; and all the fan blade supports come together to form a polygon, and the polygon is externally tangent to the circle of the cross section of the fan shaft. The plurality of fan blade supports are fixed around the fan shaft in a bolted manner, such that the structure is simple and stable, and components and parts can be disassembled conveniently and quickly and are easy to be replaced.
Inventors:
WANG JUN (CN)
XING LICHENG (CN)
WANG JIAJUN (CN)
XING LICHENG (CN)
WANG JIAJUN (CN)
Application Number:
PCT/CN2021/090089
Publication Date:
July 07, 2022
Filing Date:
April 27, 2021
Export Citation:
Assignee:
JIANGSU WORLD AGRICULTURAL MACHINERY CO LTD (CN)
International Classes:
F04D29/30; A01D41/12; A01F12/44; F04D29/26; F04D29/62
Foreign References:
| CN112628200A | 2021-04-09 | |||
| CN112628175A | 2021-04-09 | |||
| CN203181618U | 2013-09-11 | |||
| CN103821756A | 2014-05-28 | |||
| CN203809338U | 2014-09-03 | |||
| EP1407656B1 | 2009-03-04 | |||
| EP3208466A1 | 2017-08-23 |
Attorney, Agent or Firm:
SUNSHINE INTELLECTUAL PROPERTY INTERNATIONAL CO., LTD. (CN)
Download PDF: